Epidemiology

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    Created by
    Thatus Licudan

    Cards (10)

    • What percentage of the world's population is affected by E. histolytica infection?
      = 10%
    • After malaria and schistosomiasis, E. histolytica is considered a leading cause of:
      = Parasitic deaths
    • In addition to subtropical and tropical areas, E. histolytica can be found in which of the following climates?
      = Colder climates such as Alaska, Russia, and Canada
    • Which of the following locations is more likely to harbor E. histolytica?A)Shopping mallsB) SchoolsC) Hospitals for the mentally illD) Beaches
      = Hospitals for the mentally ill
    • Historically, E. histolytica has been prevalent in which community?
      =  Homosexual communities
    • How is E. histolytica mainly transmitted?
       = Unprotected sex
    • Besides contaminated food and water, what other organisms can act as vectors for E. histolytica?
      = Flies and cockroaches
    • Which of the following is NOT a potential source of E. histolytica infection?A)Poor sanitation areasB) Day care centersC) Properly treated water suppliesD) Prisons
      = Properly treated water supplies
    • What is the approximate percentage of asymptomatic infections in homosexual men?
      = 80%
    • How is hand-to-mouth contamination related to E. histolytica transmission?
      =  It is a secondary route of transmission.